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Derivative Financial Instruments (Details) |  | 3 Months Ended | 9 Months Ended
--- | --- | --- | ---
May 22, 2019 USD ($) | Sep. 30, 2018 USD ($) | Sep. 30, 2019 USD ($) instrument | Sep. 30, 2018 USD ($)
Derivative [Line Items] |  |  |  |
Unrealized loss on derivatives during period |  | $ 1,536,000 |  | $ 4,550,000
Interest Rate Swap |  |  |  |
Derivative [Line Items] |  |  |  |
Number of interest rate swap agreements | instrument |  |  | 2 |
Derivative, notional amount |  |  | $ 44,300,000 |
Fixed interest rate on derivative |  |  | 4.22% |
Unrealized loss on derivatives during period |  |  | $ (2,800,000) |
Derivative liability |  |  | $ 3,500,000 |
Ravenhall, Australia | Operating phase | Interest Rate Swap |  |  |  |
Derivative [Line Items] |  |  |  |
Fixed interest rate on derivative |  |  | 4.20% |
Ravenhall |  |  |  |
Derivative [Line Items] |  |  |  |
Amounts reclassified from other comprehensive income into earnings | $ 3,900,000 |  |  |

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- Definition Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=118260190&loc=d3e13433-108611 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=99393222&loc=SL20226008-175313 + Details
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